Home / 133,341.84-184,013.72-90,334.49

Finding the Fourth Proportional to 133,341.84, 184,013.72 and 90,334.49

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Solution

The fourth proportional to 133,341.84, 184,013.72 and 90,334.49 is: 124,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,341.84 : 184,013.72 = 90,334.49 : x
  2. Step 2: Convert to fraction form
    133,341.84/184,013.72 = 90,334.49/x
  3. Step 3: Cross multiply
    133,341.84x = 184,013.72 × 90,334.49
  4. Step 4: Simplify right side
    133,341.84x = 16,622,784,177.46
  5. Step 5: Solve for x
    x = 16,622,784,177.46/133,341.84
  6. Step 6: Final answer
    x = 124,662.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.